The Coupling,tube, cataloged under National Stock Number 4730-01-345-3876, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Aerofit, Llc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-345-3876 |
| Primary Part Number | 4PHS111-12 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Aerofit, Llc |
| Status | ACTIVE |
| FSC Application Data | PACER DAWN |
| Connection Style | SWAGED W/ GROOVES (TUBE) ALL ENDS |
| Nominal Overall Length | 1.688 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Style Designator | SWAGED BOTH ENDS |
| Material Document and Classification | AMS4965 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES ALL ENDS IN |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | TITANIUM ALLOY UNS R54520 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4PHS111-12 PRIMARY | Aerofit, Llc (USA) |
| 07A259-12L | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| Reference | Meaning |
|---|---|
| 4PHS111-12 | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 4PHS111-12 | 3/9 Design control — primary reference Advanced Metal Components Inc |
| 4730-118-12 | 5/9 Secondary reference Aidc/aerospace Industrial Development Corp. Dba Aidc |
NSN 4730-01-345-3876 is a Coupling,tube, manufactured by Aerofit, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-345-3876 has 2 manufacturer part numbers on file: 4PHS111-12 (Aerofit, Llc), 07A259-12L (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for 4PHS111-12: FSC Application Data: PACER DAWN; Connection Style: SWAGED W/ GROOVES (TUBE) ALL ENDS; Nominal Overall Length: 1.688 INCHES IN; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.